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What do mean by functional dependency

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Reference no: EM1335655

1. What is normalization? Why is it important?

2. What is functional dependency?

3. Why is this table NOT in First Normal Form (1NF) normalization? What can you do to put it in 1NF?

ORDERS
OrderNum OrderDate PartNum NumOrdered
21608 10/20/2007 AT94 11
21617 10/23/2007 BV06 2
CD52 4
21619 10/25/2007 DR93 1

Reference no: EM1335655

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